FFT minimum range

FFT minimum range, a forum discussion on Cleverscope Mixed Signal USB Oscilloscopes. Join us for more discussions on FFT minimum range on our Questions forum.

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30 Aug 2007

What is the minimum range that can be set on the FFT function (ie DC - xxHz)?

30 Aug 2007
Posts: 481

The minimum range is by the scope width, and the spectral resolution. The maximum width of the scope graph is 0 to 20 secs. This yields a Frequency range of 0 - 30.79 Hz, with a resolution of 60.25 mHz.
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